| Geraardsbergen to Somma Lombardo | 415.56 mi (668.77 km) |
| Geraardsbergen to Somma Vesuviana | 850.49 mi (1,368.73 km) |
| Geraardsbergen to Sommacampagna | 490.88 mi (790.00 km) |
| Geraardsbergen to Sona | 488.58 mi (786.29 km) |
| Geraardsbergen to Sondrio | 419.86 mi (675.70 km) |
| Geraardsbergen to Sora | 778.37 mi (1,252.67 km) |
| Geraardsbergen to Sorbolo | 510.08 mi (820.89 km) |
| Geraardsbergen to Soresina | 468.70 mi (754.30 km) |
| Geraardsbergen to Sorisole | 437.54 mi (704.16 km) |
| Geraardsbergen to Sorrento | 862.95 mi (1,388.78 km) |
| Geraardsbergen to Sorso | 724.80 mi (1,166.45 km) |
| Geraardsbergen to Sortino | 1,088.75 mi (1,752.17 km) |
| Geraardsbergen to Soverato Marina | 1,038.38 mi (1,671.11 km) |
| Geraardsbergen to Sovicille | 621.99 mi (1,001.00 km) |
| Geraardsbergen to Spello | 678.52 mi (1,091.97 km) |
